Mcardle Rd-tr91a over Mazon River
Fair Condition32 years old200 vehicles/day
Location
| State | Illinois |
| County | Grundy |
| Location | 3.3mi Cbn Hl Tr91a |
| Carries | Mcardle Rd-tr91a |
| Crosses | Mazon River |
| Coordinates | 41.29248, -88.36667 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 256.6 ft (78.2 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 26.6 ft (8.1 m) |
| Deck Area | 633.4 sq m |
| Main Spans | 3 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 200 (2024) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 032436100000000 |